追求数学知识是一段永无止境的旅程。

"We are all broken, that's how the light gets in."

Society can and does execute its own mandates， and if it issues wrong mandates instead of right， or any mandates at all in things with which it ought not to meddle， it practices a social tyranny more formidable than many kinds of political oppression， since， though not usually upheld by such extreme penalties， it leaves fewer means of escape， penetrating much more deeply into the details of life， and enslaving the soul itself.

The most dangerous phrase in business is: "We've always done it this way."

广东话谚语

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

现代农业中最具革命性的工具不是机器，而是农民代代相传的知识。